{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["vulnerable system version", "discoverer", "supported platform", "common vulnerabilities and exposures", "vulnerable system", "vulnerability", "vulnerable system owner"]}], "input": "Only patches for Windows 10 versions were affected , the researcher wrote today in a tweet ."}
{"discover vulnerability": [{"vulnerable system version": "10 versions", "discoverer": "the researcher", "supported platform": "NAN", "common vulnerabilities and exposures": "NAN", "vulnerable system": "Windows", "vulnerability": "NAN", "vulnerable system owner": "NAN"}]}